Physorg: Speakers at last week’s AAAS meeting presented abundant evidence that tropical rainforest destruction has accelerated in recent years, at least in part because of the worldwide push to produce more biofuels. As Europe and America rush to supplant polluting fossil fuels with plant-derived fuels like ethanol, soy and palm oil, farmers in the tropics are accelerating forest clearing to plant more sugarcane, soybeans and palm trees to meet the demand. What should be carbon-neutral …